Home / 957,728.20-1,436,390.70-483,968.20

Finding the Fourth Proportional to 957,728.20, 1,436,390.70 and 483,968.20

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Solution

The fourth proportional to 957,728.20, 1,436,390.70 and 483,968.20 is: 725,850.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,728.20 : 1,436,390.70 = 483,968.20 : x
  2. Step 2: Convert to fraction form
    957,728.20/1,436,390.70 = 483,968.20/x
  3. Step 3: Cross multiply
    957,728.20x = 1,436,390.70 × 483,968.20
  4. Step 4: Simplify right side
    957,728.20x = 695,167,421,575.74
  5. Step 5: Solve for x
    x = 695,167,421,575.74/957,728.20
  6. Step 6: Final answer
    x = 725,850.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.